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problem 1: Describe the working principle of a pneumatic speed control circuit.

problem 2: Draw the neat sketch of the pneumatic filter and describe its construction and working. Also provide the graphical symbol.

problem 3: Design an electro hydraulic circuit for the given sequences A+B+A-B- where A & B stand for cylinder (+) points out extension and (-) points out retraction of cylinders. Incorporate provision for auto-manual selector and emergency stop.

problem 4: Describe in detail the considerations taken while designing the pneumatic circuits.

problem 5: Draw a pneumatic circuit diagram and describe its working for cylinder cycle timing system.

problem 6: Describe the working of fluidic amplifiers.

problem 7: Tabulate the different faults, probable causes and as well the remedial actions for the given Hydraulic and pneumatic system components:

a) Pump  
b) Compressor  
c) FRL unit  
d) Hydraulic cylinders

problem 8: Draw a neat sketch of an electro hydraulic servo valve and point out all the components and give their functions.  As well develop the transfer function for the open loop gain for this valve.

problem 9: Describe the working principle of a PLC with neat block diagram.

Mechanical Engineering, Engineering

  • Category:- Mechanical Engineering
  • Reference No.:- M93698

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